<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Fire</title>
  <style>
    * {
      margin: 0;
      padding: 0;
      /* font-size: 0; */
    }
    canvas{
      float: left;
    }
  </style>
</head>
<body>
  <canvas id="fire"></canvas>
  <script src="fire.js"></script>
</body>
</html>